19653766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6427}}^1$

素因数の和:6579

約数の個数: 16

約数和(自身を含む): 32397120

約数和(自身を除く): 12743354

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6427, 12854, 70697, 141394, 893353, 1786706, 9826883, 19653766]

約数ペア:

[(1, 19653766), (2, 9826883), (11, 1786706), (22, 893353), (139, 141394), (278, 70697), (1529, 12854), (3058, 6427)]